In the above program, the variable c is initialized with zero. The variable c is incremented in
constructor and decremented in destructor. When objects are created the compiler calls the
constructor. Objects are destroyed or released when destructor is called. Thus, the value of a vari able
changes as the constructors and destructors are called. The value of a variable of c shows number
of objects created and destroyed. In this program the object a and b are created in main(). The
object c is created in another block i.e., in block ...
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